$551 Cheap Delta flights Ontario (ONT) to Mexico City (MEX)

View $551 flight on Wed, Feb 25, 2026Opens in a new window

$551 Cheap Delta flights Ontario (ONT) to Mexico City (MEX)

Prices were available within the past 7 days and start at $551 for one-way flights and $880 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Dec 19 - Tue, Dec 30
ONT
Ontario
MEX
Mexico City
$880 Roundtrip, found 1 day ago
$880
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Dec 19 from Ontario to Mexico City, returning Tue, Dec 30, priced at $880 found 1 day ago
Delta
Fri, Dec 19 - Thu, Jan 1
ONT
Ontario
MEX
Mexico City
$980 Roundtrip, found 1 day ago
$980
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Dec 19 from Ontario to Mexico City, returning Thu, Jan 1, priced at $980 found 1 day ago

Find the cheapest month to fly from Ontario (ONT) to Mexico City (MEX)

February is typically the cheapest month to fly

From $261 - $426 per traveler.
Flights from Ontario (ONT) to Mexico City (MEX)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Mexico City Intl.
Distance
2431 km